km to miles
Convert kilometres to miles, for runs, races and road trips.
5 km is
3.10686 mi
In every unit
- Millimetres5,000,000 mm
- Centimetres500,000 cm
- Metres5,000 m
- Inches196,850 in
- Feet16,404.2 ft
- Yards5,468.07 yd
- Miles3.10686 mi
- Nautical miles2.69978 nmi
Show workings
- Conversion factor1 km = 0.62137119 mi
- Result5 × 0.62137119 = 3.10686 mi
How to convert kilometres to miles
For running and cycling distances, race lengths, and road signs and car hire abroad.
A mile is exactly 1.609344 km, so divide the kilometres by 1.609344 (or multiply by 0.621371).
Quick estimate: Multiply by 6 and divide by 10: 10 km ≈ 6 miles (exactly 6.21).
Worked example
5 kilometres is 3.10686 mi (5 × 0.62137119).
Kilometres to miles chart
| km | mi |
|---|---|
| 1 | 0.621371 mi |
| 3 | 1.86411 mi |
| 5 | 3.10686 mi |
| 8 | 4.97097 mi |
| 10 | 6.21371 mi |
| 15 | 9.32057 mi |
| 16.09 | 9.99786 mi |
| 21.0975 | 13.1094 mi |
| 30 | 18.6411 mi |
| 42.195 | 26.2188 mi |
| 50 | 31.0686 mi |
| 100 | 62.1371 mi |
More conversions
Questions
How many miles is 5 km?
5 kilometres is 3.10686 mi.
How many miles is 10 km?
10 kilometres is 6.21371 mi.
How many miles is 21.0975 km?
21.0975 kilometres is 13.1094 mi.
How far is a half marathon in miles?
A half marathon is 21.0975 km, which is 13.1 miles. A full marathon is 42.195 km, or 26.2 miles.